Chrep Lok

Bib: 21549F

QC

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F45-49)
#0 / 1753
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Course Elevation
7469 ft
×2stacked redwood trees
890 ft climb · 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:31/mi
26:27
973451.5%
10K· 6.21 mi
8:26/mi
52:40
791380.4%
15K· 9.32 mi
8:49/mi
1:20:02
6778
20K· 12.43 mi
9:26/mi
1:49:19
106860.1%
Half· 13.11 mi
8:02/mi
1:54:48
19370.5%
25K· 15.53 mi
10:46/mi
2:20:54
66880.2%
30K· 18.64 mi
10:22/mi
2:53:05
1811480.2%
20M
10:50/mi
3:07:48
64500.2%
21M
12:13/mi
3:20:01
106241.6%
35K· 21.75 mi
9:21/mi
3:27:01
17861.7%
23M
9:10/mi
3:38:30
23630.6%
24M
8:30/mi
3:47:00
821.3%
40K· 24.85 mi
9:11/mi
3:54:51
200.3%
25.2M
10:47/mi
3:58:34
13160.2%
Finish· 26.22 mi
8:36/mi
4:07:20
2221

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:54:48
Pace8:45 /mi
2nd Half
Distance13.11 mi
Time2:12:32
Pace10:07 /mi
📊Positive Split: 15.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:5226:278:3126:27
8:31
-
10K
6.21 mi11:50:0552:408:2926:13
8:26
-0:05
15K
9.32 mi12:17:271:20:028:3527:22
8:49
+0:23
20K
12.43 mi12:46:441:49:198:4829:17
9:26
+0:37
Half
13.11 mi12:52:131:54:488:455:29
8:02
-1:24
25K
15.53 mi13:18:192:20:549:0426:06
10:46
+2:44
30K
18.64 mi13:50:302:53:059:1732:11
10:22
-0:24
20M
20.00 mi14:05:133:07:489:2314:43
10:50
+0:28
21M
21.00 mi14:17:263:20:019:3112:13
12:13
+1:23
35K
21.75 mi14:24:263:27:019:317:00
9:21
-2:52
23M
23.00 mi14:35:553:38:309:3011:29
9:10
-0:11
24M
24.00 mi14:44:253:47:009:288:30
8:30
-0:40
40K
24.85 mi14:52:163:54:519:277:51
9:11
+0:41
25.2M
25.20 mi14:55:593:58:349:283:43
10:47
+1:36
Finish
26.22 mi15:04:454:07:209:268:46
8:36
-2:11

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

8:02 /mi

Average Pace

9:26 /mi

Slowest Pace

12:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:15:25

30% of race

Time at Steady Pace

1:22:59

34% of race

Time at Slower Pace

1:28:56

36% of race

Average Pace: 9:26 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:23:5226:278:3126:27
8:31
#17856
10K
6.21 mi11:50:0552:408:2926:13
8:26
#17400
15K
9.32 mi12:17:271:20:028:3527:22
8:49
#17585
20K
12.43 mi12:46:441:49:198:4829:17
9:26
#18012
Half
13.11 mi12:52:131:54:488:455:29
8:02
#17766
25K
15.53 mi13:18:192:20:549:0426:06
10:46
#18619
30K
18.64 mi13:50:302:53:059:1732:11
10:22
#18582
20M
20.00 mi14:05:133:07:489:2314:43
10:50
#18645
21M
21.00 mi14:17:263:20:019:3112:13
12:13
#18677
35K
21.75 mi14:24:263:27:019:317:00
9:21
#18516
23M
23.00 mi14:35:553:38:309:3011:29
9:10
#18148
24M
24.00 mi14:44:253:47:009:288:30
8:30
#17830
40K
24.85 mi14:52:163:54:519:277:51
9:11
#17622
25.2M
25.20 mi14:55:593:58:349:283:43
10:47
#17550
Finish
26.22 mi15:04:454:07:209:268:46
8:36
#17335
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi178566671667118010(Top 70%)6717(Top 61%)6717(Top 383%)
10K6.21 mi3.10 mi17400+4566390+2816390+28116905(Top 66%)6074(Top 56%)6074(Top 346%)
15K9.32 mi3.11 mi17585-1856479-896479-8918010(Top 70%)6717(Top 61%)6717(Top 383%)
20K12.43 mi3.11 mi18012-4276748-2696748-26918958(Top 74%)7247(Top 66%)7247(Top 413%)
Half13.11 mi0.68 mi17766+2466616+1326616+13213090(Top 51%)3958(Top 36%)3958(Top 226%)
25K15.53 mi2.42 mi18619-8537100-4847100-48421011(Top 82%)8471(Top 78%)8471(Top 483%)
30K18.64 mi3.11 mi18582+377155-557155-5518415(Top 72%)7257(Top 66%)7257(Top 414%)
20M20.00 mi1.36 mi18645-637204-497204-4918870(Top 74%)7647(Top 70%)7647(Top 436%)
21M21.00 mi1.00 mi18677-327252-487252-4819282(Top 75%)7950(Top 73%)7950(Top 454%)
35K21.75 mi0.75 mi18516+1617174+787174+7814982(Top 59%)5840(Top 53%)5840(Top 333%)
23M23.00 mi1.25 mi18148+3687008+1667008+16612040(Top 47%)4433(Top 41%)4433(Top 253%)
24M24.00 mi1.00 mi17830+3186873+1356873+1359503(Top 37%)3206(Top 29%)3206(Top 183%)
40K24.85 mi0.85 mi17622+2086774+996774+9911745(Top 46%)4426(Top 41%)4426(Top 252%)
25.2M25.20 mi0.35 mi17550+726755+196755+1913830(Top 54%)5491(Top 50%)5491(Top 313%)
Finish26.22 mi1.02 mi17335+2156660+956660+9512127(Top 47%)4543(Top 42%)4543(Top 259%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×21story building
+97ft-345ft

Overall

18010

Females

6717

F45-49

6717

5K→10K

3.1 - 6.2 mi

Top 66%
×5story building
+79ft-138ft

Overall

16905

Females

6074

F45-49

6074

10K→15K

6.2 - 9.3 mi

Top 70%
×3story building
+67ft-78ft

Overall

18010

Females

6717

F45-49

6717

15K→20K

9.3 - 12.4 mi

Top 74%
×5story building
+106ft-86ft

Overall

18958

Females

7247

F45-49

7247

20K→Half

12.4 - 13.1 mi

Top 51%
×2story building
+19ft-37ft

Overall

13090

Females

3958

F45-49

3958

Half→25K

13.1 - 15.5 mi

Top 82%
×4story building
+66ft-88ft

Overall

21011

Females

8471

F45-49

8471

25K→30K

15.5 - 18.6 mi

Top 72%
×9story building
+181ft-148ft

Overall

18415

Females

7257

F45-49

7257

30K→20M

18.6 - 20.0 mi

Top 74%
×5story building
+64ft-50ft

Overall

18870

Females

7647

F45-49

7647

20M→21M

20.0 - 21.0 mi

Top 75%
×8story building
+106ft-24ft

Overall

19282

Females

7950

F45-49

7950

21M→35K

21.0 - 21.8 mi

Top 59%
×7story building
+17ft-86ft

Overall

14982

Females

5840

F45-49

5840

35K→23M

21.8 - 23.0 mi

Top 47%
×5story building
+23ft-63ft

Overall

12040

Females

4433

F45-49

4433

23M→24M

23.0 - 24.0 mi

Top 37%
×6story building
+12ft-82ft

Overall

9503

Females

3206

F45-49

3206

24M→40K

24.0 - 24.9 mi

Top 46%
×1story
+6ft-20ft

Overall

11745

Females

4426

F45-49

4426

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1story
+13ft-16ft

Overall

13830

Females

5491

F45-49

5491

25.2M→Finish

25.2 - 26.2 mi

Top 47%
×2story building
+22ft-21ft

Overall

12127

Females

4543

F45-49

4543

Passing Analysis

Category:
Athletes Passed
2957
Passed By
2436
Net Change
+521
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17856
5K10K575119+456#17856#17400
10K15K187372-185#17400#17585
15K20K138565-427#17585#18012
20KHalf2471+246#18012#17766
Half25K44897-853#17766#18619
25K30K255218+37#18619#18582
30K20M69132-63#18582#18645
20M21M89121-32#18645#18677
21M35K1632+161#18677#18516
35K23M3702+368#18516#18148
23M24M3180+318#18148#17830
24M40K2113+208#17830#17622
40K25.2M764+72#17622#17550
25.2MFinish2150+215#17550#17335
TOTALS29572436+521
📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing